Advanced MUI Component Patterns Deep patterns for complex MUI components that go beyond basic usage. --- Autocomplete — Advanced Patterns Async / Server-Side Options createFilterOptions — Custom Filtering Virtualized Autocomplete (10,000+ options) Grouped Options Multiple with Chip Limit Highlight Matching Text --- Stepper — Advanced Patterns Horizontal Stepper with Validation Vertical Stepper (Step Content) Non-Linear Stepper Custom Step Icons & Connectors MobileStepper (Dots / Progress / Text) --- Popover --- Popper Lower-level than Popover — no backdrop, no click-away handling built in. Po…